[PATCH] iio: light: zopt2201: make zopt2201_scale const

From: David Lechner
Date: Sat Jun 28 2025 - 13:56:50 EST


Add const qualifier to struct zopt2201_scale zopt2201_scale_*[]. This
is read-only data so it can be made const.

Signed-off-by: David Lechner <dlechner@xxxxxxxxxxxx>
---
drivers/iio/light/zopt2201.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/iio/light/zopt2201.c b/drivers/iio/light/zopt2201.c
index 1e5e9bf2935f63f9af4cdbf29f825b218ec477be..1dba1b949cc32d2897d8acdd2f981d8a919e7da2 100644
--- a/drivers/iio/light/zopt2201.c
+++ b/drivers/iio/light/zopt2201.c
@@ -119,7 +119,7 @@ struct zopt2201_scale {
u8 res; /* resolution register value */
};

-static struct zopt2201_scale zopt2201_scale_als[] = {
+static const struct zopt2201_scale zopt2201_scale_als[] = {
{ 19, 200000, 0, 5 },
{ 6, 400000, 1, 5 },
{ 3, 200000, 2, 5 },
@@ -144,7 +144,7 @@ static struct zopt2201_scale zopt2201_scale_als[] = {
{ 0, 8333, 4, 0 },
};

-static struct zopt2201_scale zopt2201_scale_uvb[] = {
+static const struct zopt2201_scale zopt2201_scale_uvb[] = {
{ 0, 460800, 0, 5 },
{ 0, 153600, 1, 5 },
{ 0, 76800, 2, 5 },
@@ -347,7 +347,7 @@ static int zopt2201_set_gain(struct zopt2201_data *data, u8 gain)
}

static int zopt2201_write_scale_by_idx(struct zopt2201_data *data, int idx,
- struct zopt2201_scale *zopt2201_scale_array)
+ const struct zopt2201_scale *zopt2201_scale_array)
{
int ret;


---
base-commit: 14071b9cf2d751ff9bc8b5e43fa94fbf08aceea1
change-id: 20250628-iio-const-data-22-6ee81716e95b

Best regards,
--
David Lechner <dlechner@xxxxxxxxxxxx>